# Configuration Change
+ Edit `TiDBCluster`
  + **`kubectl edit tc ${cluster_name} -n ${namespace}`**
+ Edit the configuration embedded in `TiDBCluster` spec
  + **`spec.pd.config`**
  + **`spec.tikv.config`**
+ Save and exit
  + `TiDB Operator` will rolling update the cluster to apply the changes of configuration
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